chao.an 1241f910ce arch/spinlock: implement the default test-and-set semantics
use the default testset implement on single core platform
that does not support test-and-set, more flexibility for
SMP drivers(using spinlock) if configured in a single-core mode.

Signed-off-by: chao.an <anchao@xiaomi.com>
2021-01-01 15:03:55 -06:00
..
2020-10-29 01:12:43 -07:00